World of Null-A (Part 1 of 3) [4]
From Author Wars - https://authorwars.com/books/world-of-null-a-part-1-of-3-4-927273.html
Editions/Publications:
- Unknown. Astounding Science Fiction, August 1945 (Unknown, Orban, Street & Smith Publications, Inc., $0.25, 180 pages, digest, MAGAZINE)